Why the synchronous machine runs at constant speed

synchronous machine runs at constant speed. why?

Replies

  • Ramani Aswath
    Ramani Aswath
    As the name implies, a synchronous motor is designed to run at a speed which is a fixed fraction the supply frequency (depending on the number of poles) irrespective of the torque on the output up to the pull out torque. As the torque increases up to the limit, the current increases.

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